Home / 271,420.44-407,001.24-121,661.97

Finding the Fourth Proportional to 271,420.44, 407,001.24 and 121,661.97

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Solution

The fourth proportional to 271,420.44, 407,001.24 and 121,661.97 is: 182,434.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,420.44 : 407,001.24 = 121,661.97 : x
  2. Step 2: Convert to fraction form
    271,420.44/407,001.24 = 121,661.97/x
  3. Step 3: Cross multiply
    271,420.44x = 407,001.24 × 121,661.97
  4. Step 4: Simplify right side
    271,420.44x = 49,516,572,650.84
  5. Step 5: Solve for x
    x = 49,516,572,650.84/271,420.44
  6. Step 6: Final answer
    x = 182,434.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.